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2. Three-point hitch - Wikipedia

   en.wikipedia.org/wiki/Three-point_hitch

   The primary benefit of the three-point hitch system is to transfer the weight and resistance of an implement to the drive wheels of the tractor. This gives the tractor more usable traction than it would otherwise have, given the same power , weight , and fuel consumption.

3. Self-levelling suspension - Wikipedia

   en.wikipedia.org/wiki/Self-levelling_suspension

   Many vehicle systems on a conventional vehicle are negatively affected by the change in attitude coming from changes in load - specifically a heavy load in the rear seat or luggage compartment. [1] This change in attitude affects aerodynamic properties, headlight aim , braking , bumpers, shock absorption from the suspension and the vehicle's ...

4. Aerial work platform - Wikipedia

   en.wikipedia.org/wiki/Aerial_work_platform

   Replacing an advertising poster in London using an aerial work platform. An aerial work platform (AWP), also an aerial device, aerial lift, boom lift, bucket truck, cherry picker, elevating work platform (EWP), mobile elevating work platform (MEWP), or scissor lift, is a mechanical device used to provide temporary access for people or equipment to inaccessible areas, usually at height.

5. Tow hitch - Wikipedia

   en.wikipedia.org/wiki/Tow_hitch

   The trailer hitch ball attaches to a ball mount; with a diameter typically 1 ⁄ 16 inch (1.6 mm) larger than the ball bolt/shank diameter. [2] The ball mount must match the SAE hitch class. [3] The ballmount for a receiver-type hitch is a square bar that fits into a receiver attached to the vehicle.

6. High-lift device - Wikipedia

   en.wikipedia.org/wiki/High-lift_device

   High-lift devices compensate for this design trade-off by adding lift at takeoff and landing, reducing the speed and distance required to safely land the aircraft, and allowing the use of a more efficient wing in flight. The high-lift devices on the Boeing 747-400, for example, increase the wing area by 21% and increase the lift generated by 90 ...

7. Dana 60 - Wikipedia

   en.wikipedia.org/wiki/Dana_60

   Dana Super 60 from a 2008 Ford F-450. The Dana Super 60 is an upgraded version of the Dana 60 axle. Differences in the Dana Super 60 versus the regular Dana 60: Larger and thicker diameter steel tubes (3.75 inches diameter and ½ in thick) Larger ring and pinion which increase the contact area and overall strength.

8. Gantry crane - Wikipedia

   en.wikipedia.org/wiki/Gantry_crane

   They have spans of 140 metres (460 ft) and can lift loads of up to 840 tonnes (830 long tons; 930 short tons) to a height of 70 metres (230 ft). In 2008, the world's strongest gantry crane, Taisun , which can lift 20,000 tonnes (19,700 long tons; 22,000 short tons), was installed in Yantai , China at the Yantai Raffles Shipyard .

9. Rail integration system - Wikipedia

   en.wikipedia.org/wiki/Rail_integration_system

   A rail system mounted on top of a SIG SG 550 A dovetail rail on a rifle receiver for mounting a sight. A rail integration system (RIS; also called a rail accessory system (RAS), rail interface system, rail system, mount, base, gun rail, or simply a rail [1]) is a generic term for any standardized attachment system for mounting firearm accessories via bar-like straight brackets (i.e. "rails ...